<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
            padding: 0;
            margin: 0;
        }
        
        li {
            list-style: none;
        }
        
        ul {
            width: 590px;
            height: 88px;
            background-color: #F3FAF6;
            margin: 100px auto;
        }
        
        li {
            width: 90px;
            height: 80px;
            /* border: 1px solid black; */
            text-align: center;
            position: relative;
        }
        
        p {
            font-size: 12px;
            height: 28px;
            line-height: 28px;
        }
        
        li::before {
            content: "";
            width: 50px;
            height: 50px;
            display: block;
            border: 12px solid #A8E957;
            border-radius: 50%;
            position: absolute;
            left: 0;
            right: 0;
            margin: auto;
            top: -12px;
            opacity: 0;
        }
        
        img {
            transition: all 0.8s ease-in-out;
        }
        
        li:hover img {
            transform: rotateZ(360deg);
        }
        
        li:hover::before {
            animation: bigger 1s ease-out infinite;
        }
        
        @keyframes bigger {
            0% {
                transform: scale(1);
                opacity: 0.8;
            }
            20% {
                transform: scale(1);
                opacity: 0.6;
            }
            40% {
                transform: scale(1.2);
                opacity: 0.4;
            }
            60% {
                transform: scale(1.4);
                opacity: 0.2;
            }
            80% {
                transform: scale(1.6);
                opacity: 0.1;
            }
            100% {
                transform: scale(1.8);
                opacity: 0.0;
            }
        }
    </style>
</head>

<body>
    <ul>
        <li>

            <img src="img/color_picker.png" alt="">
            <p>在线调色板</p>
        </li>
    </ul>
</body>

</html>